%I #4 Feb 17 2016 12:03:19
%S 20,272,4948,73568,1049588,14382480,192100836,2516546784,32481770852,
%T 414339126768,5234937372516,65617049910368,816985376286500,
%U 10114119489148976,124593533629907540,1528232910934667360
%N Number of nX6 binary arrays with some element plus some horizontally, diagonally or antidiagonally adjacent neighbor totalling two exactly once.
%C Column 6 of A269011.
%H R. H. Hardin, <a href="/A269009/b269009.txt">Table of n, a(n) for n = 1..210</a>
%F Empirical: a(n) = 28*a(n-1) -230*a(n-2) +192*a(n-3) +3805*a(n-4) -5776*a(n-5) -27808*a(n-6) +25744*a(n-7) +101333*a(n-8) -13916*a(n-9) -149690*a(n-10) -66848*a(n-11) +23183*a(n-12) +9888*a(n-13) -2304*a(n-14)
%e Some solutions for n=4
%e ..0..0..1..0..0..0. .0..1..0..1..0..1. .1..0..0..1..1..0. .0..0..0..1..0..0
%e ..0..0..1..0..0..1. .0..0..0..0..0..1. .0..0..0..0..0..0. .0..0..1..0..0..0
%e ..0..0..1..0..0..0. .1..0..1..0..1..0. .0..0..1..0..0..0. .0..0..0..0..0..1
%e ..0..0..0..1..0..0. .1..0..1..0..0..0. .0..0..0..0..0..0. .1..0..1..0..0..0
%Y Cf. A269011.
%K nonn
%O 1,1
%A _R. H. Hardin_, Feb 17 2016
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